182     void StartReadThread() REQUIRES(mutex_);
183     bool started_ GUARDED_BY(mutex_) = false;
184     bool stopped_ GUARDED_BY(mutex_) = false;
187     std::thread read_thread_ GUARDED_BY(mutex_);
188     std::thread write_thread_ GUARDED_BY(mutex_);
190     std::deque<std::unique_ptr<apacket>> write_queue_ GUARDED_BY(mutex_);
191     std::mutex mutex_;  member
237     bool connection_established_ GUARDED_BY(mutex_) = false;
238     bool connection_established_ready_ GUARDED_BY(mutex_) = false;
239     std::mutex mutex_;  variable
294         std::lock_guard<std::mutex> lock(mutex_);  in connection()
408     std::shared_ptr<Connection> connection_ GUARDED_BY(mutex_);
418     std::mutex mutex_;  variable